package io.datajek.springbasics.movierecommendersystem.Lesson11;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;

import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;

@Component
public class ContentBasedFilter implements Filter {

    public Logger logger =
            LoggerFactory.getLogger(this.getClass());

    public ContentBasedFilter(){
        super();
        logger.info("In ContentBasedFilter constructor method");
    }

    @PostConstruct
    private void postConstruct(){
        //将电影加载到缓存中
        logger.info("In ContentBasedFilter postConstruct method");
    }

    @PreDestroy
    private void preDestroy(){
        //从缓存中清理电影
        logger.info("In ContentBasedFilter preDestroy method");
    }

    //getRecommendations将一部电影作为输入，并返回类似电影的列表。
    public String[] getRecommendations(String movie){

        //基于内容的过滤器的逻辑
        //return movie recommendations
        return new String[] {"Happy Feet","Ice Age","Shark Tale"};
    }
}
